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86 lines
1.8 KiB
C
86 lines
1.8 KiB
C
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// test comparison operations
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <_float.h>
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#ifdef CONIO
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#include <conio.h>
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#define WAIT() cgetc()
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#else
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#define WAIT()
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#endif
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float fp1, fp2, fp3, fp4;
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char buf[0x30];
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char buf2[0x30];
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char buf3[0x30];
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signed char var_schar;
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unsigned char var_uchar;
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signed int var_sint;
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unsigned int var_uint;
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signed long var_slong;
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unsigned long var_ulong;
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int result = 0;
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#define expect(msg, exp, val) \
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printf("%s %s%s\n", \
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msg, \
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val ? "true" : "false", \
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(exp != val) ? " (failed)" : ""); \
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if (exp != val) { \
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result++; \
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}
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int i1 = 10;
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int i2 = 20;
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void constintvar(void)
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{
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printf("const vs int var\n");
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#if 0 // compiles but produces wrong results
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expect("10.0f == 20 is", 0, (10.0f == i2));
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expect("20.0f == 10 is", 0, (20.0f == i1));
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expect("20.0f == 20 is", 1, (20.0f == i2));
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expect("10.0f != 20 is", 1, (10.0f != i2));
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expect("20.0f != 10 is", 1, (20.0f != i1));
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expect("20.0f != 20 is", 0, (20.0f != i2));
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expect("10.0f < 20 is", 1, (10.0f < i2));
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expect("20.0f < 10 is", 0, (20.0f < i1));
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expect("20.0f < 20 is", 0, (20.0f < i2));
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expect("10.0f > 20 is", 0, (10.0f > i2));
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expect("20.0f > 10 is", 1, (20.0f > i1));
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expect("20.0f > 20 is", 0, (20.0f > i2));
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expect("10.0f <= 20 is", 1, (10.0f <= i2));
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expect("20.0f <= 10 is", 0, (20.0f <= i1));
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expect("20.0f <= 20 is", 1, (20.0f <= i2));
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expect("10.0f >= 20 is", 0, (10.0f >= i2));
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expect("20.0f >= 10 is", 1, (20.0f >= i1));
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expect("20.0f >= 20 is", 1, (20.0f >= i2));
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#endif
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}
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//-------------------------------------------------------------------------
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int main(void)
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{
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printf("float-cmp-const-intvar\n");
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constintvar();
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printf("float-cmp-const-intvar (res: %d)\n", result);
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return result;
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}
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